California refiners anticipate broad effects of possible state MTBE ban

John H. Vautrain Purvin & Gertz Inc. Long Beach, Calif. California refiners are attempting to prepare for the unknown, with a possible ban on the gasoline additive MTBE pending in the state legislature. California's gasoline producers would need significant time and capital to modify their plants to produce gasoline that meets the state's stringent specifications without using MTBE. Shown here is Ultramar Diamond Shamrock Corp.'s Wilmington, Calif., refinery. Photo courtesy Ultramar Diamond Shamrock. Refiners' use of methyl tertiary butyl ether, an important constituent of reformulated gasolines, has come under attack in Californ...

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